By year-end 2025, sponsors of calendar-year single-employer retirement plans must adopt necessary and discretionary plan amendments to ensure compliance with statutory and regulatory requirements of the tax code and the Employee Retirement Income Security Act of 1974. This Client Action Bulletin looks at key areas—including administrative compliance—that defined benefit and defined contribution plan sponsors should address during the last quarter of 2025. We cover the following:

• Qualified plan amendments
• SECURE 2.0-related year-end action items for DC plans
• Annual participant notices, disclosures, and benefit statements for calendar plan years
• Other operational action items